Security update for iperf

Announcement ID: SUSE-SU-2025:20658-1
Release Date: 2025-09-05T12:57:05Z
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2025-54349 ( SUSE ): 5.0 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L
  • CVE-2025-54349 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L
  • CVE-2025-54349 ( NVD ): 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
  • CVE-2025-54350 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H
  • CVE-2025-54350 ( NVD ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
  • CVE-2025-54350 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  • CVE-2025-54351 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2025-54351 ( NVD ): 8.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L
  • CVE-2025-54351 ( NVD ): 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Affected Products:
  • SUSE Linux Micro Extras 6.0

An update that solves three vulnerabilities can now be installed.

Description:

This update for iperf fixes the following issues:

Update to 3.19.1:

  • CVE-2025-54349: Fixed off-by-one error and resultant heap-based buffer overflow (bsc#1247519).
  • CVE-2025-54350: Fixed Base64Decode assertion failure and application exit upon a malformed authentication attempt (bsc#1247520).
  • CVE-2025-54351: Fixed buffer overflow when --skip-rx-copy is used (for MSG_TRUNC in recv) (bsc#1247522).

Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

  • SUSE Linux Micro Extras 6.0
    zypper in -t patch SUSE-SLE-Micro-6.0-448=1

Package List:

  • SUSE Linux Micro Extras 6.0 (aarch64 s390x x86_64)
    • iperf-debuginfo-3.19.1-1.1
    • libiperf0-3.19.1-1.1
    • iperf-debugsource-3.19.1-1.1
    • iperf-3.19.1-1.1
    • libiperf0-debuginfo-3.19.1-1.1

References: